Description: These two products have been added to the automatic balancing damper (ABD) line. Model ABD-FD incorporates a UL 555 rated 1.5- or 3-hour static fire damper, flanged sleeve, an ABD, and an ...
Life safety dampers are an important part of fire and smoke protection in commercial buildings. Much like smoke detectors and fire sprinklers, they need to be periodically tested, per the ...
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